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JPL Small-Body Database Browser
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359293 (2009 HL44)
Classification: Main-belt Asteroid          SPK-ID: 2359293
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08083411182591428 5.9801e-08  
a 2.694189031238867 2.6612e-08 au
q 2.476406653807553 1.549e-07 au
i 6.221108353182483 5.9889e-06 deg
node 68.25423459758377 5.4027e-05 deg
peri 133.3209800754284 6.4721e-05 deg
M 195.5618960220487 3.7337e-05 deg
tp 2459738.303111126238
(2022-Jun-07.80311113)
0.00017152 TDB
period 1615.252873756439
4.42
2.3932e-05
6.552e-08
d
yr
n .2228753193069903 3.3022e-09 deg/d
Q 2.911971408670182 2.8764e-08 au
  Orbit Determination Parameters
   # obs. used (total)      144  
   data-arc span      7111 days (19.47 yr)  
   first obs. used      2000-05-05  
   last obs. used      2019-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63803  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 11:15:44  

Additional Information
 Earth MOID = 1.47723 au 
 Jupiter MOID = 2.05668 au 
 T_jup = 3.357 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.9   n/a MPO450333  

359293 (2009 HL44)          Discovered 2009-Apr-01 by Spacewatch at Kitt Peak
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

Alternate Designations
 2009 HL44 = 2011 UD113 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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